Publish to NuGet

Either follow this excellent guide for CLI:
http://docs.nuget.org/docs/creating-packages/creating-and-publishing-a-package

Or download and follow this for the GUI tool:
http://docs.nuget.org/docs/creating-packages/using-a-gui-to-build-packages

First fill out the fields:

To add your .dll, simply build your project in Release mode, locate the .dll and drag it over the tool.

Then, when all metadata is entered:

You can get an API key by registering at http://nuget.org/ and then enter it to the 'Publish key' field.

After a successful upload the package would be available from Package Manager Console:

PM> Install-Package Base64